package com.itcast.utils;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

@Component
public class ApplicationContextHolder implements ApplicationContextAware {

    private static ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        this.applicationContext=applicationContext;
    }

    public static Object getBean(String id){
        return applicationContext.getBean(id);
    }

    public static Object getBean(Class classzz){
        return applicationContext.getBean(classzz);
    }

    public static Object getBean(String id,Class classzz){
        return applicationContext.getBean(id,classzz);
    }
}
